“ In 1918 the coveted Hurter and Driffield Medal was awarded to him for his research, and in 1925 in further recognition of his work he received the Davanne Medal of the Société Française de Photographie, that being the first occasion on which it had been awarded to anyone not of French nationality, He was also member of the council and a vice-president of the Royal Photographic Society, and had on various occasions been nominated for the office of president, which honour he had declined. He was from its formation a vice-president of the British Photographic Research Association. ”

“ Pearson Biggs Ferguson, J.P., of Manchester, he was educated at Manchester Grammar School, and at the age of 16 obtained an open scholarship at Merton College, Oxford, The next year he gained an open junior studentship in Natural Science at Christ Church. He took his degree in 1871 with first-class honours in Natural Science, and was afterwards engage at Oxford in research work and lecturing. ”

“ While practising at the Bar he was jointly with the late William Ambrose, K.C., M.P., the author of Ambrose and Ferguson's Land Transfer Acts. He was a man of distinguished appearance with a charm of manner which endeared him to all those with whom he came in contact. ”